/*
 * mac80211 configuration hooks for cfg80211
 *
 * Copyright 2006-2010	Johannes Berg <johannes@sipsolutions.net>
 *
 * This file is GPLv2 as found in COPYING.
 */

#include <generated/uapi/linux/version.h>
#include <linux/ieee80211.h>
#include <uapi/linux/nl80211.h>
#include <linux/rtnetlink.h>
#include <linux/slab.h>
#include <net/net_namespace.h>
#include <linux/rcupdate.h>
#include <linux/fips.h>
#include <linux/if_ether.h>
#include <net/cfg80211.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
#include "cfg.h"
#include "rate.h"
#include "mesh.h"

static struct wireless_dev *ieee80211_add_iface(struct wiphy *wiphy,
						const char *name,
						unsigned char name_assign_type,
						enum nl80211_iftype type,
						//u32 *flags,
						struct vif_params *params)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct net_device *dev;
	static struct wireless_dev *wdev;
	struct ieee80211_sub_if_data *sdata;
	int err;
	u32 *flags = &params->flags;
	(void)dev;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
	err = mac80211_if_add(local, name, name_assign_type, &wdev, type, params);
	if (err)
		return ERR_PTR(err);
	sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
#else
	err = mac80211_if_add(local, name, &dev, type, params);
	if (err)
		return ERR_PTR(err);
	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	wdev = &sdata->wdev;
#endif

	if (type == NL80211_IFTYPE_MONITOR && flags) {
		sdata->u.mntr_flags = *flags;
	}

	return wdev;
}

static int ieee80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
{
	mac80211_if_remove(IEEE80211_WDEV_TO_SUB_IF(wdev));

	return 0;
}

#if 0
static int ieee80211_del_iface(struct wiphy *wiphy, struct net_device *dev)
{
	mac80211_if_remove(IEEE80211_DEV_TO_SUB_IF(dev));

	return 0;
}
#endif

static int ieee80211_change_iface(struct wiphy *wiphy,
				  struct net_device *dev,
				  enum nl80211_iftype type,// u32 *flags,
				  struct vif_params *params)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	int ret;
	u32 *flags = &params->flags;

	ret = mac80211_if_change_type(sdata, type);
	if (ret)
		return ret;

	if (type == NL80211_IFTYPE_AP_VLAN &&
	    params && params->use_4addr == 0)
		RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
	else if (type == NL80211_IFTYPE_STATION &&
		 params && params->use_4addr >= 0)
		sdata->u.mgd.use_4addr = params->use_4addr;

	if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags) {

		if (ieee80211_sdata_running(sdata)) {
			/*
			 * Prohibit MONITOR_FLAG_COOK_FRAMES to be
			 * changed while the interface is up.
			 * Else we would need to add a lot of cruft
			 * to update everything:
			 *	cooked_mntrs, monitor and all fif_* counters
			 *	reconfigure hardware
			 */
			if ((*flags & MONITOR_FLAG_COOK_FRAMES) !=
			    (sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES))
				return -EBUSY;

			mac80211_adjust_monitor_flags(sdata, -1);
			sdata->u.mntr_flags = *flags;
			mac80211_adjust_monitor_flags(sdata, 1);

			mac80211_configure_filter(sdata);
		} else {
			/*
			 * Because the interface is down, ieee80211_do_stop
			 * and ieee80211_do_open take care of "everything"
			 * mentioned in the comment above.
			 */
			sdata->u.mntr_flags = *flags;
		}
	}

	return 0;
}

static int ieee80211_start_p2p_device(struct wiphy *wiphy,
				      struct wireless_dev *wdev)
{
	return ieee80211_do_open(wdev, true);
}

static void ieee80211_stop_p2p_device(struct wiphy *wiphy,
				      struct wireless_dev *wdev)
{
	ieee80211_sdata_stop(IEEE80211_WDEV_TO_SUB_IF(wdev));
}

static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 41))
			     int link_id,
#endif
			     u8 key_idx, bool pairwise, const u8 *mac_addr,
			     struct key_params *params)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	//struct ieee80211_local *local = sdata->local;
	struct sta_info *sta = NULL;
	struct ieee80211_key *key;
	const struct ieee80211_cipher_scheme *cs = NULL;
	int err;

	if (!ieee80211_sdata_running(sdata))
		return -ENETDOWN;

	/* reject WEP and TKIP keys if WEP failed to initialize */
	switch (params->cipher) {
	case WLAN_CIPHER_SUITE_WEP40:
	case WLAN_CIPHER_SUITE_TKIP:
	case WLAN_CIPHER_SUITE_WEP104:
		if (WARN_ON_ONCE(fips_enabled))
			return -EINVAL;
		break;
	case WLAN_CIPHER_SUITE_CCMP:
	case WLAN_CIPHER_SUITE_AES_CMAC:
	case WLAN_CIPHER_SUITE_GCMP:
		break;
	default:
		cs = ieee80211_cs_get(sdata->local, params->cipher, sdata->vif.type);
		break;
	}

	key = mac80211_key_alloc(params->cipher, key_idx, params->key_len,
				  params->key, params->seq_len, params->seq);
	if (IS_ERR(key))
		return PTR_ERR(key);

	if (pairwise)
		key->conf.flags |= IEEE80211_KEY_FLAG_PAIRWISE;

	if (pairwise && sdata->vif.type == NL80211_IFTYPE_STATION) {
		int ret = 0;
		/*
		* Fix a bug that in some case Add_key is before
		* 4-way handshake fourth frame sending while will cause 4-way handshake failed.
		* If and only if the sta has associated the ap and
		* start 4-way handshake but no finish(FINISH2), Add_key will
		* be delay until 4-way handshake finish(FINISH4)
		*/
		ret = wait_event_timeout(sdata->setkey_wq,
			!((sdata->u.mgd.associated != NULL) && (sdata->fourway_state == SDATA_4WAY_STATE_FINISH2)), 0.5 * HZ);
		if (ret == 0) {
			sdata->fourway_state = SDATA_4WAY_STATE_NONE;
			printk(KERN_WARNING "[XRADIO]4-Way Handshake timeout.\n");
		}
	}

	mutex_lock(&sdata->local->sta_mtx);

	if (mac_addr) {
		if (ieee80211_vif_is_mesh(&sdata->vif))
			sta = xrmac_sta_info_get(sdata, mac_addr);
		else
			sta = xrmac_sta_info_get_bss(sdata, mac_addr);
		if (!sta) {
			mac80211_key_free(sdata->local, key);
			err = -ENOENT;
			goto out_unlock;
		}
	}

	err = mac80211_key_link(key, sdata, sta);
	if (err)
		mac80211_key_free(sdata->local, key);

 out_unlock:
	mutex_unlock(&sdata->local->sta_mtx);

	return err;
}

static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 41))
			     int link_id,
#endif
			     u8 key_idx, bool pairwise, const u8 *mac_addr)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = sdata->local;
	struct sta_info *sta;
	struct ieee80211_key *key = NULL;
	int ret;

	mutex_lock(&local->sta_mtx);
	mutex_lock(&local->key_mtx);

	if (mac_addr) {
		ret = -ENOENT;

		sta = xrmac_sta_info_get_bss(sdata, mac_addr);
		if (!sta)
			goto out_unlock;

		if (pairwise)
			key = key_mtx_dereference(local, sta->ptk);
		else
			key = key_mtx_dereference(local, sta->gtk[key_idx]);
	} else
		key = key_mtx_dereference(local, sdata->keys[key_idx]);

	if (!key) {
		ret = -ENOENT;
		goto out_unlock;
	}

	__mac80211_key_free(key);

	ret = 0;
 out_unlock:
	mutex_unlock(&local->key_mtx);
	mutex_unlock(&local->sta_mtx);

	return ret;
}

static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 41))
			     int link_id,
#endif
			     u8 key_idx, bool pairwise, const u8 *mac_addr,
			     void *cookie,
			     void (*callback)(void *cookie,
			     struct key_params *params))
{
	struct ieee80211_sub_if_data *sdata;
	struct sta_info *sta = NULL;
	u8 seq[6] = {0};
	struct key_params params;
	struct ieee80211_key *key = NULL;
	u64 pn64;
	u32 iv32;
	u16 iv16;
	int err = -ENOENT;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	rcu_read_lock();

	if (mac_addr) {
		sta = xrmac_sta_info_get_bss(sdata, mac_addr);
		if (!sta)
			goto out;

		if (pairwise)
			key = rcu_dereference(sta->ptk);
		else if (key_idx < NUM_DEFAULT_KEYS)
			key = rcu_dereference(sta->gtk[key_idx]);
	} else
		key = rcu_dereference(sdata->keys[key_idx]);

	if (!key)
		goto out;

	memset(&params, 0, sizeof(params));

	params.cipher = key->conf.cipher;

	switch (key->conf.cipher) {
	case WLAN_CIPHER_SUITE_TKIP:
		iv32 = key->u.tkip.tx.iv32;
		iv16 = key->u.tkip.tx.iv16;

		if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE)
			drv_get_tkip_seq(sdata->local,
					 key->conf.hw_key_idx,
					 &iv32, &iv16);

		seq[0] = iv16 & 0xff;
		seq[1] = (iv16 >> 8) & 0xff;
		seq[2] = iv32 & 0xff;
		seq[3] = (iv32 >> 8) & 0xff;
		seq[4] = (iv32 >> 16) & 0xff;
		seq[5] = (iv32 >> 24) & 0xff;
		params.seq = seq;
		params.seq_len = 6;
		break;
	case WLAN_CIPHER_SUITE_CCMP:
		pn64 = atomic64_read(&key->u.ccmp.tx_pn);
		seq[0] = pn64;
		seq[1] = pn64 >> 8;
		seq[2] = pn64 >> 16;
		seq[3] = pn64 >> 24;
		seq[4] = pn64 >> 32;
		seq[5] = pn64 >> 40;
		params.seq = seq;
		params.seq_len = 6;
		break;
	case WLAN_CIPHER_SUITE_AES_CMAC:
		pn64 = atomic64_read(&key->u.aes_cmac.tx_pn);
		seq[0] = pn64;
		seq[1] = pn64 >> 8;
		seq[2] = pn64 >> 16;
		seq[3] = pn64 >> 24;
		seq[4] = pn64 >> 32;
		seq[5] = pn64 >> 40;
		params.seq = seq;
		params.seq_len = 6;
		break;
	}

	params.key = key->conf.key;
	params.key_len = key->conf.keylen;

	callback(cookie, &params);
	err = 0;

 out:
	rcu_read_unlock();
	return err;
}

static int ieee80211_config_default_key(struct wiphy *wiphy,
					struct net_device *dev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 41))
					int link_id,
#endif
					u8 key_idx, bool uni,
					bool multi)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	mac80211_set_default_key(sdata, key_idx, uni, multi);

	return 0;
}

static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
					     struct net_device *dev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 41))
					     int link_id,
#endif
					     u8 key_idx)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	mac80211_set_default_mgmt_key(sdata, key_idx);

	return 0;
}

static void rate_idx_to_bitrate(struct rate_info *rate, struct sta_info *sta, int idx)
{
	struct ieee80211_channel_state *chan_state = ieee80211_get_channel_state(sta->local, sta->sdata);
	if (!(rate->flags & RATE_INFO_FLAGS_MCS)) {
		struct ieee80211_supported_band *sband;
		sband = sta->local->hw.wiphy->bands[
				chan_state->conf.channel->band];
		rate->legacy = sband->bitrates[idx].bitrate;
	} else
		rate->mcs = idx;
}

static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
{
	struct ieee80211_sub_if_data *sdata = sta->sdata;
	struct timespec64 uptime;

	sinfo->generation = sdata->local->sta_generation;

	sinfo->filled = BIT(NL80211_STA_INFO_INACTIVE_TIME) |
			BIT(NL80211_STA_INFO_RX_BYTES) |
			BIT(NL80211_STA_INFO_TX_BYTES) |
			BIT(NL80211_STA_INFO_RX_PACKETS) |
			BIT(NL80211_STA_INFO_TX_PACKETS) |
			BIT(NL80211_STA_INFO_TX_RETRIES) |
			BIT(NL80211_STA_INFO_TX_FAILED) |
			BIT(NL80211_STA_INFO_TX_BITRATE) |
			BIT(NL80211_STA_INFO_RX_BITRATE) |
			BIT(NL80211_STA_INFO_RX_DROP_MISC) |
			BIT(NL80211_STA_INFO_BSS_PARAM) |
			BIT(NL80211_STA_INFO_CONNECTED_TIME) |
			BIT(NL80211_STA_INFO_STA_FLAGS);

	uptime = ktime_to_timespec64(ktime_get_boottime());
	sinfo->connected_time = uptime.tv_sec - sta->last_connected;

	sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
	sinfo->rx_bytes = sta->rx_bytes;
	sinfo->tx_bytes = sta->tx_bytes;
	sinfo->rx_packets = sta->rx_packets;
	sinfo->tx_packets = sta->tx_packets;
	sinfo->tx_retries = sta->tx_retry_count;
	sinfo->tx_failed = sta->tx_retry_failed;
	sinfo->rx_dropped_misc = sta->rx_dropped;

	if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
	    (sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
		sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL) | BIT(NL80211_STA_INFO_SIGNAL_AVG);
		sinfo->signal = (s8)sta->last_signal;
		sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
	}

	sinfo->txrate.flags = 0;
	if (sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)
		sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS;
	if (sta->last_tx_rate.flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
		sinfo->txrate.bw |= RATE_INFO_BW_40;
	if (sta->last_tx_rate.flags & IEEE80211_TX_RC_SHORT_GI)
		sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
	rate_idx_to_bitrate(&sinfo->txrate, sta, sta->last_tx_rate.idx);

	sinfo->rxrate.flags = 0;
	if (sta->last_rx_rate_flag & RX_FLAG_HT)
		sinfo->rxrate.flags |= RATE_INFO_FLAGS_MCS;
	if (sta->last_rx_rate_flag & RX_FLAG_40MHZ)
		sinfo->rxrate.bw |= RATE_INFO_BW_40;
	if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI)
		sinfo->rxrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
	rate_idx_to_bitrate(&sinfo->rxrate, sta, sta->last_rx_rate_idx);

	if (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_XRMAC_MESH
		sinfo->filled |= BIT(NL80211_STA_INFO_LLID) |
				 BIT(NL80211_STA_INFO_PLID) |
				 BIT(NL80211_STA_INFO_PLINK_STATE);

		sinfo->llid = le16_to_cpu(sta->llid);
		sinfo->plid = le16_to_cpu(sta->plid);
		sinfo->plink_state = sta->plink_state;
#endif
	}

	sinfo->bss_param.flags = 0;
	if (sdata->vif.bss_conf.use_cts_prot)
		sinfo->bss_param.flags |= BSS_PARAM_FLAGS_CTS_PROT;
	if (sdata->vif.bss_conf.use_short_preamble)
		sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_PREAMBLE;
	if (sdata->vif.bss_conf.use_short_slot)
		sinfo->bss_param.flags |= BSS_PARAM_FLAGS_SHORT_SLOT_TIME;
	sinfo->bss_param.dtim_period = sdata->vif.bss_conf.ps_dtim_period;
	sinfo->bss_param.beacon_interval = sdata->vif.bss_conf.beacon_int;

	sinfo->sta_flags.set = 0;
	sinfo->sta_flags.mask = BIT(NL80211_STA_FLAG_AUTHORIZED) |
				BIT(NL80211_STA_FLAG_SHORT_PREAMBLE) |
				BIT(NL80211_STA_FLAG_WME) |
				BIT(NL80211_STA_FLAG_MFP) |
				BIT(NL80211_STA_FLAG_AUTHENTICATED);
	if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))
		sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
	if (test_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE))
		sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
	if (test_sta_flag(sta, WLAN_STA_WME))
		sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_WME);
	if (test_sta_flag(sta, WLAN_STA_MFP))
		sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_MFP);
	if (test_sta_flag(sta, WLAN_STA_AUTH))
		sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
}


static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
				 int idx, u8 *mac, struct station_info *sinfo)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct sta_info *sta;
	int ret = -ENOENT;

	rcu_read_lock();

	sta = xrmac_sta_info_get_by_idx(sdata, idx);
	if (sta) {
		ret = 0;
		memcpy(mac, sta->sta.addr, ETH_ALEN);
		sta_set_sinfo(sta, sinfo);
	}

	rcu_read_unlock();

	return ret;
}

static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
				 int idx, struct survey_info *survey)
{
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);

	return drv_get_survey(local, idx, survey);
}

static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
				const u8 *mac, struct station_info *sinfo)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct sta_info *sta;
	int ret = -ENOENT;

	rcu_read_lock();

	sta = xrmac_sta_info_get_bss(sdata, mac);
	if (sta) {
		ret = 0;
		sta_set_sinfo(sta, sinfo);
	}

	rcu_read_unlock();

	return ret;
}

static void ieee80211_config_ap_ssid(struct ieee80211_sub_if_data *sdata,
				     struct cfg80211_ap_settings *params)
{
	struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf;

	bss_conf->ssid_len = params->ssid_len;

	if (params->ssid_len)
		memcpy(bss_conf->ssid, params->ssid, params->ssid_len);

	bss_conf->hidden_ssid =
		(params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
}

static void free_old_beacon(struct rcu_head *rcu_head)
{
	struct beacon_data *old =
			container_of(rcu_head, struct beacon_data, rcu_head);

	kfree(old);
}

/*
 * This handles both adding a beacon and setting new beacon info
 */
static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata,
				   struct cfg80211_ap_settings *params)
{
	struct beacon_data *new, *old;
	int new_head_len, new_tail_len;
	int size;
	int err = -EINVAL;

	old = rtnl_dereference(sdata->u.ap.beacon);

	/* head must not be zero-length */
	if (params->beacon.head && !params->beacon.head_len)
		return -EINVAL;

	/*
	 * This is a kludge. beacon interval should really be part
	 * of the beacon information.
	 */
	if (params->beacon_interval &&
	    (sdata->vif.bss_conf.beacon_int != params->beacon_interval)) {
		sdata->vif.bss_conf.beacon_int = params->beacon_interval;
		mac80211_bss_info_change_notify(sdata,
						 BSS_CHANGED_BEACON_INT);
	}

	/* Need to have a beacon head if we don't have one yet */
	if (!params->beacon.head && !old)
		return err;

	/* sorry, no way to start beaconing without dtim period */
	if (!params->dtim_period && !old)
		return err;

	/* new or old head? */
	if (params->beacon.head)
		new_head_len = params->beacon.head_len;
	else
		new_head_len = old->head_len;

	/* new or old tail? */
	if (params->beacon.tail || !old)
		/* params->tail_len will be zero for !params->tail */
		new_tail_len = params->beacon.tail_len;
	else
		new_tail_len = old->tail_len;

	size = sizeof(*new) + new_head_len + new_tail_len;

	new = kzalloc(size, GFP_KERNEL);
	if (!new)
		return -ENOMEM;

	/* start filling the new info now */

	/* new or old dtim period? */
	if (params->dtim_period)
		new->dtim_period = params->dtim_period;
	else
		new->dtim_period = old->dtim_period;

	/*
	 * pointers go into the block we allocated,
	 * memory is | beacon_data | head | tail |
	 */
	new->head = ((u8 *) new) + sizeof(*new);
	new->tail = new->head + new_head_len;
	new->head_len = new_head_len;
	new->tail_len = new_tail_len;

	/* copy in head */
	if (params->beacon.head)
		memcpy(new->head, params->beacon.head, new_head_len);
	else
		memcpy(new->head, old->head, new_head_len);

	/* copy in optional tail */
	if (params->beacon.tail)
		memcpy(new->tail, params->beacon.tail, new_tail_len);
	else
		if (old)
			memcpy(new->tail, old->tail, new_tail_len);


	sdata->vif.bss_conf.dtim_period = new->dtim_period;

	rcu_assign_pointer(sdata->u.ap.beacon, new);

	if (old)
		call_rcu(&old->rcu_head, free_old_beacon);

	ieee80211_config_ap_ssid(sdata, params);

	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
						BSS_CHANGED_BEACON |
						BSS_CHANGED_SSID);
	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_ARP_FILTER);

#ifdef IPV6_FILTERING
	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_NDP_FILTER);
#endif /*IPV6_FILTERING*/
	return 0;
}

static int ieee80211_change_config_beacon(struct ieee80211_sub_if_data *sdata,
				   struct cfg80211_beacon_data *params)
{
	struct beacon_data *new, *old;
	int new_head_len, new_tail_len;
	int size;
	int err = -EINVAL;

	old = rtnl_dereference(sdata->u.ap.beacon);

	/* head must not be zero-length */
	if (params->head && !params->head_len)
		return -EINVAL;

	/*
	 * This is a kludge. beacon interval should really be part
	 * of the beacon information.
	 */

#if 0
	if (params->beacon_interval &&
	    (sdata->vif.bss_conf.beacon_int != params->beacon_interval)) {
		sdata->vif.bss_conf.beacon_int = params->beacon_interval;
		mac80211_bss_info_change_notify(sdata,
						 BSS_CHANGED_BEACON_INT);
	}
#endif
	/* Need to have a beacon head if we don't have one yet */
	if (!params->head && !old)
		return err;

	/* sorry, no way to start beaconing without dtim period */
	/*
	 if (!params->dtim_period && !old)
		return err;
	*/
	/* new or old head? */
	if (params->head)
		new_head_len = params->head_len;
	else
		new_head_len = old->head_len;

	/* new or old tail? */
	if (params->tail || !old)
		/* params->tail_len will be zero for !params->tail */
		new_tail_len = params->tail_len;
	else
		new_tail_len = old->tail_len;

	size = sizeof(*new) + new_head_len + new_tail_len;

	new = kzalloc(size, GFP_KERNEL);
	if (!new)
		return -ENOMEM;

	/* start filling the new info now */

	/* new or old dtim period? */
	/*
	if (params->dtim_period)
		new->dtim_period = params->dtim_period;
	else
	*/
	new->dtim_period = old->dtim_period;

	/*
	 * pointers go into the block we allocated,
	 * memory is | beacon_data | head | tail |
	 */
	new->head = ((u8 *) new) + sizeof(*new);
	new->tail = new->head + new_head_len;
	new->head_len = new_head_len;
	new->tail_len = new_tail_len;

	/* copy in head */
	if (params->head)
		memcpy(new->head, params->head, new_head_len);
	else
		memcpy(new->head, old->head, new_head_len);

	/* copy in optional tail */
	if (params->tail)
		memcpy(new->tail, params->tail, new_tail_len);
	else
		if (old)
			memcpy(new->tail, old->tail, new_tail_len);


	/*sdata->vif.bss_conf.dtim_period = new->dtim_period;*/

	rcu_assign_pointer(sdata->u.ap.beacon, new);

	if (old)
		call_rcu(&old->rcu_head, free_old_beacon);

	/*ieee80211_config_ap_ssid(sdata, params);*/

	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
						BSS_CHANGED_BEACON |
						BSS_CHANGED_SSID);
	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_ARP_FILTER);

#ifdef IPV6_FILTERING
	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_NDP_FILTER);
#endif /*IPV6_FILTERING*/
	return 0;
}

#ifdef PROBE_RESP_EXTRA_IE
static int ieee80211_config_proberesp(struct ieee80211_sub_if_data *sdata,
				   struct cfg80211_ap_settings *params)
{
	struct proberesp_data *new, *old;
	int new_head_len, new_tail_len, new_proberesp_data_ies_len;
	int size;
	int err = -EINVAL;

	old = rtnl_dereference(sdata->u.ap.proberesp);

	/* head must not be zero-length */
	if (params->beacon.head && !params->beacon.head_len)
		return -EINVAL;

	/* Need to have a probe response head if we don't have one yet */
	if (!params->beacon.head && !old)
		return err;

	/* new or old head? */
	if (params->beacon.head)
		new_head_len = params->beacon.head_len;
	else
		new_head_len = old->head_len;

	if (params->beacon.proberesp_ies || !old)
		new_proberesp_data_ies_len = params->beacon.proberesp_ies_len;
	else
		new_proberesp_data_ies_len = old->proberesp_data_ies_len;

	/* new or old tail? */
	if (params->beacon.tail || !old)
		/* params->tail_len will be zero for !params->tail */
		new_tail_len = params->beacon.tail_len;
	else
		new_tail_len = old->tail_len;

	size = sizeof(*new) + new_head_len + new_proberesp_data_ies_len + new_tail_len;

	new = kzalloc(size, GFP_KERNEL);
	if (!new)
		return -ENOMEM;

	new->head = ((u8 *) new) + sizeof(*new);
	new->head_len = new_head_len;
	new->tail = new->head + new->head_len;
	new->tail_len = new_tail_len;

	/* copy in head */
	if (params->beacon.head)
		memcpy(new->head, params->beacon.head, new_head_len);
	else
		memcpy(new->head, old->head, new_head_len);

	*(__le16 *)new->head = __cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);

	/* copy in optional tail */
	if (params->beacon.tail) {
		memcpy(new->tail, params->beacon.tail, new_tail_len);
	} else {
		if (old)
			memcpy(new->tail, old->tail, new_tail_len);
	}

	/*
	 * Remove WPS IE and P2P IE from tail, as for probe response these IEs are
	 * provided as part of proberesp_ies.
	 */
	if (params->beacon.tail) {
		int tail_len;
		volatile u8 *p = new->tail;
		u8 ie_len;

		tail_len = new->tail_len;

		while (tail_len >= 6) {
			ie_len = p[1] + 2;
			tail_len -= ie_len;
			if ((p[0] == WLAN_EID_VENDOR_SPECIFIC)
				&& ((p[2] == 0x00 && p[3] == 0x50 && p[4] == 0xf2 && p[5] == 0x04)
				|| (p[2] == 0x50 && p[3] == 0x6f && p[4] == 0x9a && p[5] == 0x09))) {

				memmove((u8 *)p, (u8 *)p + ie_len, tail_len);
				new->tail_len -= ie_len;
			} else {
				p += ie_len;
			}
		}
	}

	new->proberesp_data_ies = new->tail + new->tail_len;
	new->proberesp_data_ies_len = new_proberesp_data_ies_len;

	/* copy in optional probe response ies */
	if (params->beacon.proberesp_ies)
		memcpy(new->proberesp_data_ies, params->beacon.proberesp_ies, new_proberesp_data_ies_len);
	else
		if (old)
			memcpy(new->proberesp_data_ies, old->proberesp_data_ies, new_proberesp_data_ies_len);

	rcu_assign_pointer(sdata->u.ap.proberesp, new);

	synchronize_rcu();

	kfree(old);

	return 0;
}
#endif

#ifdef PROBE_RESP_EXTRA_IE
static int ieee80211_change_config_proberesp(struct ieee80211_sub_if_data *sdata,
				   struct cfg80211_beacon_data *params)
{
	struct proberesp_data *new, *old;
	int new_head_len, new_tail_len, new_proberesp_data_ies_len;
	int size;
	int err = -EINVAL;

	old = rtnl_dereference(sdata->u.ap.proberesp);

	/* head must not be zero-length */
	if (params->head && !params->head_len)
		return -EINVAL;

	/* Need to have a probe response head if we don't have one yet */
	if (!params->head && !old)
		return err;

	/* new or old head? */
	if (params->head)
		new_head_len = params->head_len;
	else
		new_head_len = old->head_len;

	if (params->proberesp_ies || !old)
		new_proberesp_data_ies_len = params->proberesp_ies_len;
	else
		new_proberesp_data_ies_len = old->proberesp_data_ies_len;

	/* new or old tail? */
	if (params->tail || !old)
		/* params->tail_len will be zero for !params->tail */
		new_tail_len = params->tail_len;
	else
		new_tail_len = old->tail_len;

	size = sizeof(*new) + new_head_len + new_proberesp_data_ies_len + new_tail_len;

	new = kzalloc(size, GFP_KERNEL);
	if (!new)
		return -ENOMEM;

	new->head = ((u8 *) new) + sizeof(*new);
	new->head_len = new_head_len;
	new->tail = new->head + new->head_len;
	new->tail_len = new_tail_len;

	/* copy in head */
	if (params->head)
		memcpy(new->head, params->head, new_head_len);
	else
		memcpy(new->head, old->head, new_head_len);

	*(__le16 *)new->head = __cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);

	/* copy in optional tail */
	if (params->tail) {
		memcpy(new->tail, params->tail, new_tail_len);
	} else {
		if (old)
			memcpy(new->tail, old->tail, new_tail_len);
	}

	/*
	 * Remove WPS IE and P2P IE from tail, as for probe response these IEs are
	 * provided as part of proberesp_ies.
	 */
	if (params->tail) {
		int tail_len;
		volatile u8 *p = new->tail;
		u8 ie_len;

		tail_len = new->tail_len;

		while (tail_len >= 6) {
			ie_len = p[1] + 2;
			tail_len -= ie_len;
			if ((p[0] == WLAN_EID_VENDOR_SPECIFIC)
				&& ((p[2] == 0x00 && p[3] == 0x50 && p[4] == 0xf2 && p[5] == 0x04)
				|| (p[2] == 0x50 && p[3] == 0x6f && p[4] == 0x9a && p[5] == 0x09))) {

				memmove((u8 *)p, (u8 *)p + ie_len, tail_len);
				new->tail_len -= ie_len;
			} else {
				p += ie_len;
			}
		}
	}

	new->proberesp_data_ies = new->tail + new->tail_len;
	new->proberesp_data_ies_len = new_proberesp_data_ies_len;

	/* copy in optional probe response ies */
	if (params->proberesp_ies)
		memcpy(new->proberesp_data_ies, params->proberesp_ies, new_proberesp_data_ies_len);
	else
		if (old)
			memcpy(new->proberesp_data_ies, old->proberesp_data_ies, new_proberesp_data_ies_len);

	rcu_assign_pointer(sdata->u.ap.proberesp, new);

	synchronize_rcu();

	kfree(old);

	return 0;
}
#endif

static int ieee80211_set_channel(struct wiphy *wiphy,
				 struct net_device *netdev,
				 struct ieee80211_channel *chan,
				 enum nl80211_channel_type channel_type)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_channel_state *chan_state;
	struct ieee80211_sub_if_data *sdata = NULL;
	struct ieee80211_channel *old_oper;
	enum nl80211_channel_type old_oper_type;
	enum nl80211_channel_type old_vif_oper_type = NL80211_CHAN_NO_HT;

	if (WARN(!netdev, "Cannot set channel without a specific interface. \n"
				"Monitor interface cannot have a channel set, yet. \n")) {
		return -ENOTSUPP;
	}

	sdata = IEEE80211_DEV_TO_SUB_IF(netdev);
	chan_state = ieee80211_get_channel_state(local, sdata);

	switch (mac80211_get_channel_mode(local, NULL)) {
	case CHAN_MODE_HOPPING:
		return -EBUSY;
	case CHAN_MODE_FIXED:
		if (!sdata && chan_state->_oper_channel_type == channel_type)
			return 0;
		break;
	case CHAN_MODE_UNDEFINED:
		break;
	}

	if (sdata)
		old_vif_oper_type = sdata->vif.bss_conf.channel_type;
	old_oper_type = chan_state->_oper_channel_type;

	if (!mac80211_set_channel_type(local, sdata, channel_type))
		return -EBUSY;

	old_oper = chan_state->oper_channel;
	chan_state->oper_channel = chan;

	/* Update driver if changes were actually made. */
	if ((old_oper != chan_state->oper_channel) ||
	    (old_oper_type != chan_state->_oper_channel_type))
		mac80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);

	if ((sdata && sdata->vif.type != NL80211_IFTYPE_MONITOR) &&
	    old_vif_oper_type != sdata->vif.bss_conf.channel_type)
		mac80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);

	return 0;
}

static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
			      struct cfg80211_ap_settings *params)
{
	struct ieee80211_sub_if_data *sdata;
	struct beacon_data *old;
	enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
#ifdef PROBE_RESP_EXTRA_IE
	struct proberesp_data *old_proberesp;
	int ret = 0;
#endif

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	switch (params->chandef.width) {
	case NL80211_CHAN_WIDTH_20_NOHT:
		channel_type = NL80211_CHAN_NO_HT;
		break;
	case NL80211_CHAN_WIDTH_20:
		channel_type = NL80211_CHAN_HT20;
		break;
	case NL80211_CHAN_WIDTH_40:
		if (params->chandef.center_freq1 == params->chandef.chan->center_freq + 10)
			channel_type = NL80211_CHAN_HT40PLUS;
		else if (params->chandef.center_freq1 == params->chandef.chan->center_freq - 10)
			channel_type = NL80211_CHAN_HT40MINUS;
		break;
	case NL80211_CHAN_WIDTH_80:
	case NL80211_CHAN_WIDTH_80P80:
	case NL80211_CHAN_WIDTH_160:
		printk(KERN_ERR "can't support bigger 40 width mode");
		return -ENOTSUPP;
		break;
	default:
		return -EINVAL;
	}

	ret = ieee80211_set_channel(wiphy,
					dev, params->chandef.chan, channel_type);
	if (ret)
		return ret;
	old = rtnl_dereference(sdata->u.ap.beacon);
	if (old)
		return -EALREADY;
#ifdef PROBE_RESP_EXTRA_IE
	old_proberesp = rtnl_dereference(sdata->u.ap.proberesp);
	if (old_proberesp)
		return -EALREADY;
	ret = ieee80211_config_proberesp(sdata, params);
	if (!ret) {
		netif_carrier_on(dev);
		ret = ieee80211_config_beacon(sdata, params);
	}
	return ret;
#else
	netif_carrier_on(dev);
	return ieee80211_config_beacon(sdata, params);
#endif
}


static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
				   struct cfg80211_beacon_data *params)
{
	struct ieee80211_sub_if_data *sdata;
	struct beacon_data *old;
#ifdef PROBE_RESP_EXTRA_IE
	struct proberesp_data *old_proberesp;
	int ret = 0;
#endif
	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	old = rtnl_dereference(sdata->u.ap.beacon);
	if (!old)
		return -ENOENT;

#ifdef PROBE_RESP_EXTRA_IE
	old_proberesp = rtnl_dereference(sdata->u.ap.proberesp);
	if (!old_proberesp)
		return -ENOENT;
	ret = ieee80211_change_config_proberesp(sdata, params);
	if (!ret)
		ret = ieee80211_change_config_beacon(sdata, params);
	return ret;
#else

	return ieee80211_change_config_beacon(sdata, params);
#endif
}

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 0))
static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, unsigned int link_id)
#else
static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
#endif
{
	struct ieee80211_sub_if_data *sdata;
	struct beacon_data *old;
#ifdef PROBE_RESP_EXTRA_IE
	struct proberesp_data *old_proberesp;
#endif

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	old = rtnl_dereference(sdata->u.ap.beacon);
	if (!old)
		return -ENOENT;
	netif_carrier_off(dev);
	RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
	synchronize_rcu();
	kfree(old);
#ifdef PROBE_RESP_EXTRA_IE
	old_proberesp = rtnl_dereference(sdata->u.ap.proberesp);
	if (!old_proberesp)
		return -ENOENT;

	rcu_assign_pointer(sdata->u.ap.proberesp, NULL);
	synchronize_rcu();
	kfree(old_proberesp);
#endif
	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
	return 0;
}

static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
					 struct cfg80211_chan_def *chandef)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata;
	struct net_device *dev = NULL;
	int ret = 0;
	enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;

	list_for_each_entry_rcu(sdata, &local->interfaces, list) {
		if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
			continue;

		if (sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES)
			continue;

		if (!ieee80211_sdata_running(sdata))
			continue;

		dev = sdata->dev;
	}
	switch (chandef->width) {
	case NL80211_CHAN_WIDTH_20_NOHT:
		channel_type = NL80211_CHAN_NO_HT;
		break;
	case NL80211_CHAN_WIDTH_20:
		channel_type = NL80211_CHAN_HT20;
		break;
	case NL80211_CHAN_WIDTH_40:
		if (chandef->center_freq1 == chandef->chan->center_freq + 10)
			channel_type = NL80211_CHAN_HT40PLUS;
		else if (chandef->center_freq1 == chandef->chan->center_freq - 10)
			channel_type = NL80211_CHAN_HT40MINUS;
		break;
	case NL80211_CHAN_WIDTH_80:
	case NL80211_CHAN_WIDTH_80P80:
	case NL80211_CHAN_WIDTH_160:
		printk(KERN_ERR "can't support bigger 40 width mode");
		return -ENOTSUPP;
	default:
		return -EINVAL;
	}

	ret = ieee80211_set_channel(wiphy,
					dev, chandef->chan, channel_type);
	if (ret)
		return ret;

	return 0;
}

/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
struct iapp_layer2_update {
	u8 da[ETH_ALEN];	/* broadcast */
	u8 sa[ETH_ALEN];	/* STA addr */
	__be16 len;		/* 6 */
	u8 dsap;		/* 0 */
	u8 ssap;		/* 0 */
	u8 control;
	u8 xid_info[3];
} __packed;

static void ieee80211_send_layer2_update(struct sta_info *sta)
{
	struct iapp_layer2_update *msg;
	struct sk_buff *skb;

	/* Send Level 2 Update Frame to update forwarding tables in layer 2
	 * bridge devices */

	skb = dev_alloc_skb(sizeof(*msg));
	if (!skb)
		return;
	msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg));

	/* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
	 * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */

	memset(msg->da, 0xff, ETH_ALEN);
	memcpy(msg->sa, sta->sta.addr, ETH_ALEN);
	msg->len = htons(6);
	msg->dsap = 0;
	msg->ssap = 0x01;	/* NULL LSAP, CR Bit: Response */
	msg->control = 0xaf;	/* XID response lsb.1111F101.
				 * F=0 (no poll command; unsolicited frame) */
	msg->xid_info[0] = 0x81;	/* XID format identifier */
	msg->xid_info[1] = 1;	/* LLC types/classes: Type 1 LLC */
	msg->xid_info[2] = 0;	/* XID sender's receive window size (RW) */

	skb->dev = sta->sdata->dev;
	skb->protocol = eth_type_trans(skb, sta->sdata->dev);
	memset(skb->cb, 0, sizeof(skb->cb));
	netif_rx_ni(skb);
}

static void sta_apply_parameters(struct ieee80211_local *local,
				 struct sta_info *sta,
				 struct station_parameters *params)
{
	struct ieee80211_supported_band *sband;
	struct ieee80211_sub_if_data *sdata = sta->sdata;
	struct ieee80211_channel_state *chan_state = ieee80211_get_channel_state(local, sdata);
	u32 mask, set;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 41)
	struct link_station_parameters *link_sta_params = &params->link_sta_params;
#else
	struct station_parameters *link_sta_params = params;
	u32 rates;
	int i, j;
#endif

	sband = local->hw.wiphy->bands[chan_state->oper_channel->band];

	mask = params->sta_flags_mask;
	set = params->sta_flags_set;

	if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) {
		if (set & BIT(NL80211_STA_FLAG_AUTHORIZED))
			set_sta_flag(sta, WLAN_STA_AUTHORIZED);
		else
			clear_sta_flag(sta, WLAN_STA_AUTHORIZED);
	}

	if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) {
		if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
			set_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
		else
			clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
	}

	if (mask & BIT(NL80211_STA_FLAG_WME)) {
		if (set & BIT(NL80211_STA_FLAG_WME)) {
			set_sta_flag(sta, WLAN_STA_WME);
			sta->sta.wme = true;
		} else {
			clear_sta_flag(sta, WLAN_STA_WME);
			sta->sta.wme = false;
		}
	}

	if (mask & BIT(NL80211_STA_FLAG_MFP)) {
		if (set & BIT(NL80211_STA_FLAG_MFP))
			set_sta_flag(sta, WLAN_STA_MFP);
		else
			clear_sta_flag(sta, WLAN_STA_MFP);
	}

	if (mask & BIT(NL80211_STA_FLAG_AUTHENTICATED)) {
		if (set & BIT(NL80211_STA_FLAG_AUTHENTICATED))
			set_sta_flag(sta, WLAN_STA_AUTH);
		else
			clear_sta_flag(sta, WLAN_STA_AUTH);
	}

	if (mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) {
		if (set & BIT(NL80211_STA_FLAG_TDLS_PEER))
			set_sta_flag(sta, WLAN_STA_TDLS_PEER);
		else
			clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
	}

	if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
		sta->sta.uapsd_queues = params->uapsd_queues;
		sta->sta.max_sp = params->max_sp;
	}

	/*
	 * cfg80211 validates this (1-2007) and allows setting the AID
	 * only when creating a new station entry
	 */
	if (params->aid)
		sta->sta.aid = params->aid;

	/*
	 * FIXME: updating the following information is racy when this
	 *	  function is called from ieee80211_change_station().
	 *	  However, all this information should be static so
	 *	  maybe we should just reject attemps to change it.
	 */

	if (params->listen_interval >= 0)
		sta->listen_interval = params->listen_interval;

#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 41)
	if (params->supported_rates) {
		rates = 0;

		for (i = 0; i < params->supported_rates_len; i++) {
			int rate = (params->supported_rates[i] & 0x7f) * 5;
			for (j = 0; j < sband->n_bitrates; j++) {
				if (sband->bitrates[j].bitrate == rate)
					rates |= BIT(j);
			}
		}
		sta->sta.supp_rates[chan_state->oper_channel->band] = rates;
	}
#endif

	if (link_sta_params->ht_capa)
		mac80211_ht_cap_ie_to_sta_ht_cap(sband,
						  link_sta_params->ht_capa,
						  &sta->sta.ht_cap);

	if (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_XRMAC_MESH
		if (sdata->u.mesh.security & IEEE80211_MESH_SEC_SECURED)
			switch (params->plink_state) {
			case NL80211_PLINK_LISTEN:
			case NL80211_PLINK_ESTAB:
			case NL80211_PLINK_BLOCKED:
				sta->plink_state = params->plink_state;
				break;
			default:
				/*  nothing  */
				break;
			}
		else
			switch (params->plink_action) {
			case PLINK_ACTION_OPEN:
				xrmac_mesh_plink_open(sta);
				break;
			case PLINK_ACTION_BLOCK:
				xrmac_mesh_plink_block(sta);
				break;
			}
#endif
	}
}

static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
				 const u8 *mac, struct station_parameters *params)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct sta_info *sta;
	struct ieee80211_sub_if_data *sdata;
	int err;
	int layer2_update;

	if (params->vlan) {
		sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);

		if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
		    sdata->vif.type != NL80211_IFTYPE_AP)
			return -EINVAL;
	} else
		sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (compare_ether_addr(mac, sdata->vif.addr) == 0)
		return -EINVAL;

	if (is_multicast_ether_addr(mac))
		return -EINVAL;

	/* Only TDLS-supporting stations can add TDLS peers */
	if ((params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) &&
	    !((wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) &&
	      sdata->vif.type == NL80211_IFTYPE_STATION))
		return -ENOTSUPP;

	sta = xrmac_sta_info_alloc(sdata, mac, GFP_KERNEL);
	if (!sta)
		return -ENOMEM;

	set_sta_flag(sta, WLAN_STA_AUTH);
	set_sta_flag(sta, WLAN_STA_ASSOC);

	sta_apply_parameters(local, sta, params);

	rate_control_rate_init(sta);

	layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
		sdata->vif.type == NL80211_IFTYPE_AP;

	err = xrmac_sta_info_insert_rcu(sta);
	if (err) {
		rcu_read_unlock();
		return err;
	}

	if (layer2_update)
		ieee80211_send_layer2_update(sta);

	rcu_read_unlock();

	return 0;
}

static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev,
				 struct station_del_parameters *params)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (params->mac)
		return xrmac_sta_info_destroy_addr_bss(sdata, params->mac);

	xrmac_sta_info_flush(local, sdata);
	return 0;
}

static int ieee80211_change_station(struct wiphy *wiphy,
				    struct net_device *dev,
				    const u8 *mac,
				    struct station_parameters *params)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct sta_info *sta;
	struct ieee80211_sub_if_data *vlansdata;

	rcu_read_lock();

	sta = xrmac_sta_info_get_bss(sdata, mac);
	if (!sta) {
		rcu_read_unlock();
		return -ENOENT;
	}

	/* The TDLS bit cannot be toggled after the STA was added */
	if ((params->sta_flags_mask & BIT(NL80211_STA_FLAG_TDLS_PEER)) &&
	    !!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)) !=
	    !!test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
		rcu_read_unlock();
		return -EINVAL;
	}

	if (params->vlan && params->vlan != sta->sdata->dev) {
		vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);

		if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
		    vlansdata->vif.type != NL80211_IFTYPE_AP) {
			rcu_read_unlock();
			return -EINVAL;
		}

		if (params->vlan->ieee80211_ptr->use_4addr) {
			if (vlansdata->u.vlan.sta) {
				rcu_read_unlock();
				return -EBUSY;
			}

			rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
		}

		sta->sdata = vlansdata;
		ieee80211_send_layer2_update(sta);
	}

	sta_apply_parameters(local, sta, params);

	rcu_read_unlock();

	if (sdata->vif.type == NL80211_IFTYPE_STATION &&
	    params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))
		mac80211_recalc_ps(local, -1);

	return 0;
}

#ifdef CONFIG_XRMAC_MESH
static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev,
				 const u8 *dst, u8 *next_hop)
{
	struct ieee80211_sub_if_data *sdata;
	struct mesh_path *mpath;
	struct sta_info *sta;
	int err;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	rcu_read_lock();
	sta = xrmac_sta_info_get(sdata, next_hop);
	if (!sta) {
		rcu_read_unlock();
		return -ENOENT;
	}

	err = xrmac_mesh_path_add(dst, sdata);
	if (err) {
		rcu_read_unlock();
		return err;
	}

	mpath = xrmac_mesh_path_lookup(dst, sdata);
	if (!mpath) {
		rcu_read_unlock();
		return -ENXIO;
	}
	xrmac_mesh_path_fix_nexthop(mpath, sta);

	rcu_read_unlock();
	return 0;
}

static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev,
				 u8 *dst)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (dst)
		return xrmac_mesh_path_del(dst, sdata);

	xrmac_mesh_path_flush_by_iface(sdata);
	return 0;
}

static int ieee80211_change_mpath(struct wiphy *wiphy,
				    struct net_device *dev,
				    const u8 *dst, const u8 *next_hop)
{
	struct ieee80211_sub_if_data *sdata;
	struct mesh_path *mpath;
	struct sta_info *sta;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	rcu_read_lock();

	sta = xrmac_sta_info_get(sdata, next_hop);
	if (!sta) {
		rcu_read_unlock();
		return -ENOENT;
	}

	mpath = xrmac_mesh_path_lookup(dst, sdata);
	if (!mpath) {
		rcu_read_unlock();
		return -ENOENT;
	}

	xrmac_mesh_path_fix_nexthop(mpath, sta);

	rcu_read_unlock();
	return 0;
}

static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop,
			    struct mpath_info *pinfo)
{
	struct sta_info *next_hop_sta = rcu_dereference(mpath->next_hop);

	if (next_hop_sta)
		memcpy(next_hop, next_hop_sta->sta.addr, ETH_ALEN);
	else
		memset(next_hop, 0, ETH_ALEN);

	pinfo->generation = xrmac_mesh_paths_generation;

	pinfo->filled = MPATH_INFO_FRAME_QLEN |
			MPATH_INFO_SN |
			MPATH_INFO_METRIC |
			MPATH_INFO_EXPTIME |
			MPATH_INFO_DISCOVERY_TIMEOUT |
			MPATH_INFO_DISCOVERY_RETRIES |
			MPATH_INFO_FLAGS;

	pinfo->frame_qlen = mpath->frame_queue.qlen;
	pinfo->sn = mpath->sn;
	pinfo->metric = mpath->metric;
	if (time_before(jiffies, mpath->exp_time))
		pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies);
	pinfo->discovery_timeout =
			jiffies_to_msecs(mpath->discovery_timeout);
	pinfo->discovery_retries = mpath->discovery_retries;
	pinfo->flags = 0;
	if (mpath->flags & MESH_PATH_ACTIVE)
		pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE;
	if (mpath->flags & MESH_PATH_RESOLVING)
		pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;
	if (mpath->flags & MESH_PATH_SN_VALID)
		pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID;
	if (mpath->flags & MESH_PATH_FIXED)
		pinfo->flags |= NL80211_MPATH_FLAG_FIXED;
	if (mpath->flags & MESH_PATH_RESOLVING)
		pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING;

	pinfo->flags = mpath->flags;
}

static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev,
			       u8 *dst, u8 *next_hop, struct mpath_info *pinfo)

{
	struct ieee80211_sub_if_data *sdata;
	struct mesh_path *mpath;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	rcu_read_lock();
	mpath = xrmac_mesh_path_lookup(dst, sdata);
	if (!mpath) {
		rcu_read_unlock();
		return -ENOENT;
	}
	memcpy(dst, mpath->dst, ETH_ALEN);
	mpath_set_pinfo(mpath, next_hop, pinfo);
	rcu_read_unlock();
	return 0;
}

static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
				 int idx, u8 *dst, u8 *next_hop,
				 struct mpath_info *pinfo)
{
	struct ieee80211_sub_if_data *sdata;
	struct mesh_path *mpath;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	rcu_read_lock();
	mpath = xrmac_mesh_path_lookup_by_idx(idx, sdata);
	if (!mpath) {
		rcu_read_unlock();
		return -ENOENT;
	}
	memcpy(dst, mpath->dst, ETH_ALEN);
	mpath_set_pinfo(mpath, next_hop, pinfo);
	rcu_read_unlock();
	return 0;
}

static int ieee80211_get_mesh_config(struct wiphy *wiphy,
				struct net_device *dev,
				struct mesh_config *conf)
{
	struct ieee80211_sub_if_data *sdata;
	sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
	return 0;
}

static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
{
	return (mask >> (parm-1)) & 0x1;
}

static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
		const struct mesh_setup *setup)
{
	u8 *new_ie;
	const u8 *old_ie;

	/* allocate information elements */
	new_ie = NULL;
	old_ie = ifmsh->ie;

	if (setup->ie_len) {
		new_ie = kmemdup(setup->ie, setup->ie_len,
				GFP_KERNEL);
		if (!new_ie)
			return -ENOMEM;
	}
	ifmsh->ie_len = setup->ie_len;
	ifmsh->ie = new_ie;
	kfree(old_ie);

	/* now copy the rest of the setup parameters */
	ifmsh->mesh_id_len = setup->mesh_id_len;
	memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
	ifmsh->mesh_pp_id = setup->path_sel_proto;
	ifmsh->mesh_pm_id = setup->path_metric;
	ifmsh->security = IEEE80211_MESH_SEC_NONE;
	if (setup->is_authenticated)
		ifmsh->security |= IEEE80211_MESH_SEC_AUTHED;
	if (setup->is_secure)
		ifmsh->security |= IEEE80211_MESH_SEC_SECURED;

	return 0;
}

static int ieee80211_update_mesh_config(struct wiphy *wiphy,
					struct net_device *dev, u32 mask,
					const struct mesh_config *nconf)
{
	struct mesh_config *conf;
	struct ieee80211_sub_if_data *sdata;
	struct ieee80211_if_mesh *ifmsh;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	ifmsh = &sdata->u.mesh;

	/* Set the config options which we are interested in setting */
	conf = &(sdata->u.mesh.mshcfg);
	if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
		conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
	if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
		conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
	if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
		conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
	if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
		conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
	if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
		conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
	if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
		conf->dot11MeshTTL = nconf->dot11MeshTTL;
	if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
		conf->dot11MeshTTL = nconf->element_ttl;
	if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
		conf->auto_open_plinks = nconf->auto_open_plinks;
	if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
		conf->dot11MeshHWMPmaxPREQretries =
			nconf->dot11MeshHWMPmaxPREQretries;
	if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
		conf->path_refresh_time = nconf->path_refresh_time;
	if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
		conf->min_discovery_timeout = nconf->min_discovery_timeout;
	if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
		conf->dot11MeshHWMPactivePathTimeout =
			nconf->dot11MeshHWMPactivePathTimeout;
	if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
		conf->dot11MeshHWMPpreqMinInterval =
			nconf->dot11MeshHWMPpreqMinInterval;
	if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
			   mask))
		conf->dot11MeshHWMPnetDiameterTraversalTime =
			nconf->dot11MeshHWMPnetDiameterTraversalTime;
	if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOTMODE, mask)) {
		conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
		mac80211_mesh_root_setup(ifmsh);
	}
	if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
		/* our current gate announcement implementation rides on root
		 * announcements, so require this ifmsh to also be a root node
		 * */
		if (nconf->dot11MeshGateAnnouncementProtocol &&
		    !conf->dot11MeshHWMPRootMode) {
			conf->dot11MeshHWMPRootMode = 1;
			mac80211_mesh_root_setup(ifmsh);
		}
		conf->dot11MeshGateAnnouncementProtocol =
			nconf->dot11MeshGateAnnouncementProtocol;
	}
	if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) {
		conf->dot11MeshHWMPRannInterval =
			nconf->dot11MeshHWMPRannInterval;
	}
	return 0;
}

static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
			       const struct mesh_config *conf,
			       const struct mesh_setup *setup)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
	int err;

	memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
	err = copy_mesh_setup(ifmsh, setup);
	if (err)
		return err;
	mac80211_start_mesh(sdata);

	return 0;
}

static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	mac80211_stop_mesh(sdata);

	return 0;
}
#endif

static int ieee80211_change_bss(struct wiphy *wiphy,
				struct net_device *dev,
				struct bss_parameters *params)
{
	struct ieee80211_sub_if_data *sdata;
	struct ieee80211_channel_state *chan_state;
	u32 changed = 0;

	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	chan_state = ieee80211_get_channel_state(sdata->local, sdata);

	if (params->use_cts_prot >= 0) {
		sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
		changed |= BSS_CHANGED_ERP_CTS_PROT;
	}
	if (params->use_short_preamble >= 0) {
		sdata->vif.bss_conf.use_short_preamble =
			params->use_short_preamble;
		changed |= BSS_CHANGED_ERP_PREAMBLE;
	}

	if (!sdata->vif.bss_conf.use_short_slot &&
	    chan_state->conf.channel->band == NL80211_BAND_5GHZ) {
		sdata->vif.bss_conf.use_short_slot = true;
		changed |= BSS_CHANGED_ERP_SLOT;
	}

	if (params->use_short_slot_time >= 0) {
		sdata->vif.bss_conf.use_short_slot =
			params->use_short_slot_time;
		changed |= BSS_CHANGED_ERP_SLOT;
	}

	if (params->basic_rates) {
		int i, j;
		u32 rates = 0;
		struct ieee80211_supported_band *sband =
			wiphy->bands[chan_state->oper_channel->band];

		for (i = 0; i < params->basic_rates_len; i++) {
			int rate = (params->basic_rates[i] & 0x7f) * 5;
			for (j = 0; j < sband->n_bitrates; j++) {
				if (sband->bitrates[j].bitrate == rate)
					rates |= BIT(j);
			}
		}
		sdata->vif.bss_conf.basic_rates = rates;
		changed |= BSS_CHANGED_BASIC_RATES;
	}

	if (params->ap_isolate >= 0) {
		if (params->ap_isolate)
			sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
		else
			sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
	}

	if (params->ht_opmode >= 0) {
		sdata->vif.bss_conf.ht_operation_mode =
			(u16) params->ht_opmode;
		changed |= BSS_CHANGED_HT;
	}

	mac80211_bss_info_change_notify(sdata, changed);

	return 0;
}

static int ieee80211_set_txq_params(struct wiphy *wiphy,
				    struct net_device *dev,
				    struct ieee80211_txq_params *params)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_tx_queue_params p;

	if (!local->ops->conf_tx)
		return -EOPNOTSUPP;

	if (local->hw.queues < IEEE80211_NUM_ACS)
		return -EOPNOTSUPP;

	memset(&p, 0, sizeof(p));
	p.aifs = params->aifs;
	p.cw_max = params->cwmax;
	p.cw_min = params->cwmin;
	p.txop = params->txop;

	/*
	 * Setting tx queue params disables u-apsd because it's only
	 * called in master mode.
	 */
	p.uapsd = false;

	if (params->ac >= local->hw.queues)
		return -EINVAL;
	sdata->tx_conf[params->ac] = p;
	if (drv_conf_tx(local, sdata, params->ac, &p)) {
		wiphy_debug(local->hw.wiphy,
			    "failed to set TX queue parameters for queue %d\n",
			    params->ac);
		return -EINVAL;
	}

	return 0;
}

#ifdef CONFIG_PM
static int ieee80211_suspend(struct wiphy *wiphy,
			     struct cfg80211_wowlan *wowlan)
{
	return __mac80211_suspend(wiphy_priv(wiphy), wowlan);
}

static int ieee80211_resume(struct wiphy *wiphy)
{
	return __ieee80211_resume(wiphy_priv(wiphy));
}
#else
#define ieee80211_suspend NULL
#define ieee80211_resume NULL
#endif

static int ieee80211_scan(struct wiphy *wiphy,
			  /*struct net_device *dev, */
			  struct cfg80211_scan_request *req)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(req->wdev);

	switch (ieee80211_vif_type_p2p(&sdata->vif)) {
	case NL80211_IFTYPE_STATION:
	case NL80211_IFTYPE_ADHOC:
	case NL80211_IFTYPE_MESH_POINT:
	case NL80211_IFTYPE_P2P_CLIENT:
	case NL80211_IFTYPE_P2P_DEVICE:
		break;
	case NL80211_IFTYPE_P2P_GO:
		if (sdata->local->ops->hw_scan)
			break;
		/*
		 * FIXME: implement NoA while scanning in software,
		 * for now fall through to allow scanning only when
		 * beaconing hasn't been configured yet
		 */
	case NL80211_IFTYPE_AP:
		if (sdata->u.ap.beacon &&
		    (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
		     !(req->flags & NL80211_SCAN_FLAG_AP)))
			return -EOPNOTSUPP;
		break;
	default:
		return -EOPNOTSUPP;
	}

	return mac80211_request_scan(sdata, req);
}

static int
ieee80211_sched_scan_start(struct wiphy *wiphy,
			   struct net_device *dev,
			   struct cfg80211_sched_scan_request *req)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (!sdata->local->ops->sched_scan_start)
		return -EOPNOTSUPP;

	return mac80211_request_sched_scan_start(sdata, req);
}

static int
ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
				   u64 reqid)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (!sdata->local->ops->sched_scan_stop)
		return -EOPNOTSUPP;

	return mac80211_request_sched_scan_stop(sdata);
}

static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
			  struct cfg80211_auth_request *req)
{
	return mac80211_mgd_auth(IEEE80211_DEV_TO_SUB_IF(dev), req);
}

static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
			   struct cfg80211_assoc_request *req)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_channel_state *chan_state = ieee80211_get_channel_state(local, sdata);

	switch (mac80211_get_channel_mode(local, sdata)) {
	case CHAN_MODE_HOPPING:
		return -EBUSY;
	case CHAN_MODE_FIXED:
		if (chan_state->oper_channel == req->bss->channel)
			break;
		return -EBUSY;
	case CHAN_MODE_UNDEFINED:
		break;
	}

	return mac80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
}

static int ieee80211_deauth(struct wiphy *wiphy, struct net_device *dev,
			    struct cfg80211_deauth_request *req)
{
	return mac80211_mgd_deauth(IEEE80211_DEV_TO_SUB_IF(dev), req);
}

static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
			      struct cfg80211_disassoc_request *req)
{
	return mac80211_mgd_disassoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
}

static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
			       struct cfg80211_ibss_params *params)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_channel_state *chan_state = ieee80211_get_channel_state(local, sdata);

	switch (mac80211_get_channel_mode(local, sdata)) {
	case CHAN_MODE_HOPPING:
		return -EBUSY;
	case CHAN_MODE_FIXED:
		if (!params->channel_fixed)
			return -EBUSY;
		if (chan_state->oper_channel == params->chandef.chan)
			break;
		return -EBUSY;
	case CHAN_MODE_UNDEFINED:
		break;
	}

	return mac80211_ibss_join(sdata, params);
}

static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	return mac80211_ibss_leave(sdata);
}

static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata;
	int err;
	u32 bss_changed = 0;

	if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
		err = drv_set_frag_threshold(local, wiphy->frag_threshold);

		if (err)
			return err;
	}

	if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
		err = drv_set_coverage_class(local, wiphy->coverage_class);

		if (err)
			return err;
	}

	list_for_each_entry_rcu(sdata, &local->interfaces, list) {
		if (!sdata)
			continue;

		if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
			err = drv_set_rts_threshold(local, sdata,
							wiphy->rts_threshold);

			if (err)
				return err;
		}

		if ((changed & WIPHY_PARAM_RETRY_SHORT) ||
			(changed & WIPHY_PARAM_RETRY_LONG)) {
			sdata->vif.bss_conf.retry_short = wiphy->retry_short;
			sdata->vif.bss_conf.retry_long = wiphy->retry_long;
			bss_changed |= BSS_CHANGED_RETRY_LIMITS;
		}

		drv_bss_info_changed(local, sdata, &sdata->vif.bss_conf, bss_changed);
	}

	return 0;
}

/*
static int ieee80211_set_tx_power(struct wiphy *wiphy,
				  enum nl80211_tx_power_setting type, int mbm)
*/
static int ieee80211_set_tx_power(struct wiphy *wiphy,
				  struct wireless_dev *wdev,
				  enum nl80211_tx_power_setting type, int mbm)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata;
	struct ieee80211_channel *chan;
	u32 changes = 0;

	switch (type) {
	case NL80211_TX_POWER_AUTOMATIC:
		local->user_power_level = -1;
		break;
	case NL80211_TX_POWER_LIMITED:
		if (mbm < 0 || (mbm % 100))
			return -EOPNOTSUPP;
		local->user_power_level = MBM_TO_DBM(mbm);
		break;
	case NL80211_TX_POWER_FIXED:
		if (mbm < 0 || (mbm % 100))
			return -EOPNOTSUPP;
		/* TODO: move to cfg80211 when it knows the channel */
		if (local->hw.flags & IEEE80211_HW_SUPPORTS_MULTI_CHANNEL) {
			rcu_read_lock();
			list_for_each_entry_rcu(sdata, &local->interfaces, list) {
				chan = sdata->chan_state.conf.channel;
				if (MBM_TO_DBM(mbm) > chan->max_power) {
					rcu_read_unlock();
					return -EINVAL;
				}
			}
			rcu_read_unlock();
		} else {
			chan = local->chan_state.conf.channel;
			if (MBM_TO_DBM(mbm) > chan->max_power)
				return -EINVAL;
		}
		local->user_power_level = MBM_TO_DBM(mbm);
		break;
	}

	mac80211_hw_config(local, changes);

	return 0;
}

/*static int ieee80211_get_tx_power(struct wiphy *wiphy, int *dbm)*/
static int ieee80211_get_tx_power(struct wiphy *wiphy,
				  struct wireless_dev *wdev,
				  int *dbm)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	*dbm = local->hw.conf.power_level;

	return 0;
}

static __maybe_unused int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
				  const u8 *addr)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	memcpy(&sdata->u.wds.remote_addr, addr, ETH_ALEN);

	return 0;
}

static void ieee80211_rfkill_poll(struct wiphy *wiphy)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	drv_rfkill_poll(local);
}

#ifdef CONFIG_NL80211_TESTMODE
static int ieee80211_testmode_cmd(struct wiphy *wiphy, struct wireless_dev *wdev,
								void *data, int len)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	if (!local->ops->testmode_cmd)
		return -EOPNOTSUPP;

	return local->ops->testmode_cmd(&local->hw, data, len);
}

static int ieee80211_testmode_dump(struct wiphy *wiphy,
				   struct sk_buff *skb,
				   struct netlink_callback *cb,
				   void *data, int len)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	if (!local->ops->testmode_dump)
		return -EOPNOTSUPP;

	return local->ops->testmode_dump(&local->hw, skb, cb, data, len);
}
#endif

int __mac80211_request_smps(struct ieee80211_sub_if_data *sdata,
			     enum ieee80211_smps_mode smps_mode)
{
	const u8 *ap;
	enum ieee80211_smps_mode old_req;
	int err;

	lockdep_assert_held(&sdata->u.mgd.mtx);

	old_req = sdata->u.mgd.req_smps;
	sdata->u.mgd.req_smps = smps_mode;

	if (old_req == smps_mode &&
	    smps_mode != IEEE80211_SMPS_AUTOMATIC)
		return 0;

	/*
	 * If not associated, or current association is not an HT
	 * association, there's no need to send an action frame.
	 */
	if (!sdata->u.mgd.associated ||
	    sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT) {
		mutex_lock(&sdata->local->iflist_mtx);
		mac80211_recalc_smps(sdata->local);
		mutex_unlock(&sdata->local->iflist_mtx);
		return 0;
	}

	ap = sdata->u.mgd.associated->bssid;

	if (smps_mode == IEEE80211_SMPS_AUTOMATIC) {
		if (sdata->u.mgd.powersave)
			smps_mode = IEEE80211_SMPS_DYNAMIC;
		else
			smps_mode = IEEE80211_SMPS_OFF;
	}

	/* send SM PS frame to AP */
	err = mac80211_send_smps_action(sdata, smps_mode,
					 ap, ap);
	if (err)
		sdata->u.mgd.req_smps = old_req;

	return err;
}

static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
				    bool enabled, int timeout)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);

	if (sdata->vif.type != NL80211_IFTYPE_STATION)
		return -EOPNOTSUPP;

	if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
		return -EOPNOTSUPP;

	if (enabled == sdata->u.mgd.powersave &&
	    timeout == sdata->dynamic_ps_forced_timeout)
		return 0;

	sdata->u.mgd.powersave = enabled;
	sdata->dynamic_ps_forced_timeout = timeout;

	/* no change, but if automatic follow powersave */
	mutex_lock(&sdata->u.mgd.mtx);
	__mac80211_request_smps(sdata, sdata->u.mgd.req_smps);
	mutex_unlock(&sdata->u.mgd.mtx);

	if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
		mac80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);

	mac80211_recalc_ps(local, -1);

	return 0;
}

#if 0
static void ieee80211_update_p2p_ps(struct ieee80211_sub_if_data *sdata,
				    struct cfg80211_p2p_ps *new_p2p_ps)
{
	struct ieee80211_bss_conf *conf = &sdata->vif.bss_conf;
	struct cfg80211_p2p_ps *p2p_ps = &conf->p2p_ps;

	if (new_p2p_ps->count != -1)
		p2p_ps->count = new_p2p_ps->count;
	if (new_p2p_ps->start != -1)
		p2p_ps->start = new_p2p_ps->start;
	if (new_p2p_ps->duration != -1)
		p2p_ps->duration = new_p2p_ps->duration;
	if (new_p2p_ps->interval != -1)
		p2p_ps->interval = new_p2p_ps->interval;
	if (new_p2p_ps->legacy_ps != -1)
		p2p_ps->legacy_ps = new_p2p_ps->legacy_ps;
	if (new_p2p_ps->opp_ps != -1)
		p2p_ps->opp_ps = new_p2p_ps->opp_ps;
	if (new_p2p_ps->ctwindow != -1)
		p2p_ps->ctwindow = new_p2p_ps->ctwindow;
	if (new_p2p_ps->index != -1)
		p2p_ps->index = new_p2p_ps->index;

}
#endif

#if 0
static int ieee80211_set_p2p_power_mgmt(struct wiphy *wiphy,
					struct net_device *dev,
					struct cfg80211_p2p_ps *p2p_ps)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);

	if (!sdata->vif.p2p)
		return -EOPNOTSUPP;

	if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_P2P_PS))
		return -EOPNOTSUPP;

	ieee80211_update_p2p_ps(sdata, p2p_ps);
	mac80211_bss_info_change_notify(sdata, BSS_CHANGED_P2P_PS);

	return 0;
}
#endif

static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
					 struct net_device *dev,
					 s32 rssi_thold, u32 rssi_hyst)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
	struct ieee80211_vif *vif = &sdata->vif;
	struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;

	if (rssi_thold == bss_conf->cqm_rssi_thold &&
	    rssi_hyst == bss_conf->cqm_rssi_hyst)
		return 0;

	bss_conf->cqm_rssi_thold = rssi_thold;
	bss_conf->cqm_rssi_hyst = rssi_hyst;

	if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI)) {
		if (sdata->vif.type != NL80211_IFTYPE_STATION)
			return -EOPNOTSUPP;
		return 0;
	}

	/* tell the driver upon association, unless already associated */
	if (sdata->u.mgd.associated)
		mac80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);

	return 0;
}

#if 0
static int ieee80211_set_cqm_beacon_miss_config(struct wiphy *wiphy,
						struct net_device *dev,
						u32 beacon_thold)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
	struct ieee80211_vif *vif = &sdata->vif;
	struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;

	if (beacon_thold == bss_conf->cqm_beacon_miss_thold)
		return 0;

	bss_conf->cqm_beacon_miss_thold = beacon_thold;

	if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_BEACON_MISS)) {
		if (sdata->vif.type != NL80211_IFTYPE_STATION)
			return -EOPNOTSUPP;
		return 0;
	}

	if (sdata->u.mgd.associated)
		mac80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);

	return 0;
}

static int ieee80211_set_cqm_tx_fail_config(struct wiphy *wiphy,
					    struct net_device *dev,
					    u32 tx_thold)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
	struct ieee80211_vif *vif = &sdata->vif;
	struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;

	if (tx_thold == bss_conf->cqm_tx_fail_thold)
		return 0;

	bss_conf->cqm_tx_fail_thold = tx_thold;

	if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_TX_FAIL)) {
		if (sdata->vif.type != NL80211_IFTYPE_STATION)
			return -EOPNOTSUPP;
		return 0;
	}

	if (sdata->u.mgd.associated)
		mac80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);

	return 0;
}
#endif

static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
				      struct net_device *dev,
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 0))
				      unsigned int link_id,
#endif
				      const u8 *peer,
				      const struct cfg80211_bitrate_mask *mask)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
	int i, ret;

	if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) {
		ret = drv_set_bitrate_mask(local, sdata, mask);
		if (ret)
			return ret;
	}

	for (i = 0; i < NUM_NL80211_BANDS; i++)
		sdata->rc_rateidx_mask[i] = mask->control[i].legacy;

	return 0;
}

static int ieee80211_start_roc_work(struct ieee80211_local *local,
					struct net_device *dev,
				    struct ieee80211_sub_if_data *sdata,
				    struct ieee80211_channel *channel,
				    /*enum nl80211_channel_type channel_type, */
				    unsigned int duration, u64 *cookie,
				    struct sk_buff *txskb)
{
	struct ieee80211_roc_work *roc, *tmp;
	bool queued = false;
	int ret;

	lockdep_assert_held(&local->mtx);

#if 0
	if (local->use_chanctx && !local->ops->remain_on_channel)
		return -EOPNOTSUPP;
#endif

	roc = kzalloc(sizeof(*roc), GFP_KERNEL);
	if (!roc)
		return -ENOMEM;

	roc->hw_roc_dev = dev;
	roc->chan = channel;
	roc->duration = duration;
	roc->req_duration = duration;
	roc->frame = txskb;
	roc->mgmt_tx_cookie = (unsigned long)txskb;
	roc->sdata = sdata;
	INIT_DELAYED_WORK(&roc->work, mac80211_sw_roc_work);
	INIT_LIST_HEAD(&roc->dependents);

	/* if there's one pending or we're scanning, queue this one */
	if (!list_empty(&local->roc_list) || local->scanning)
		goto out_check_combine;

	/* if not HW assist, just queue & schedule work */
	if (!local->ops->remain_on_channel) {
		mac80211_queue_delayed_work(&local->hw, &roc->work, 0);
		goto out_queue;
	}

	/* otherwise actually kick it off here (for error handling) */

	/*
	 * If the duration is zero, then the driver
	 * wouldn't actually do anything. Set it to
	 * 10 for now.
	 *
	 * TODO: cancel the off-channel operation
	 *       when we get the SKB's TX status and
	 *       the wait time was zero before.
	 */
	if (!duration)
		duration = 100;

	ret = drv_remain_on_channel(local, sdata, channel, NL80211_CHAN_NO_HT, duration,
			(txskb ? roc->mgmt_tx_cookie : (local->roc_cookie_counter + 1)));
	if (ret) {
		kfree(roc);
		return ret;
	}
	local->hw_roc_channel = channel;

	roc->started = true;
	goto out_queue;

 out_check_combine:
	list_for_each_entry(tmp, &local->roc_list, list) {
		if (tmp->chan != channel || tmp->sdata != sdata)
			continue;

		/*
		 * Extend this ROC if possible:
		 *
		 * If it hasn't started yet, just increase the duration
		 * and add the new one to the list of dependents.
		 */
		if (!tmp->started) {
			list_add_tail(&roc->list, &tmp->dependents);
			tmp->duration = max(tmp->duration, roc->duration);
			queued = true;
			break;
		}

		/* If it has already started, it's more difficult ... */
		if (local->ops->remain_on_channel) {
			unsigned long j = jiffies;

			/*
			 * In the offloaded ROC case, if it hasn't begun, add
			 * this new one to the dependent list to be handled
			 * when the the master one begins. If it has begun,
			 * check that there's still a minimum time left and
			 * if so, start this one, transmitting the frame, but
			 * add it to the list directly after this one with a
			 * a reduced time so we'll ask the driver to execute
			 * it right after finishing the previous one, in the
			 * hope that it'll also be executed right afterwards,
			 * effectively extending the old one.
			 * If there's no minimum time left, just add it to the
			 * normal list.
			 */
			if (!tmp->hw_begun) {
				list_add_tail(&roc->list, &tmp->dependents);
				queued = true;
				break;
			}

			if (time_before(j + IEEE80211_ROC_MIN_LEFT,
					tmp->hw_start_time +
					msecs_to_jiffies(tmp->duration))) {
				int new_dur;

				mac80211_handle_roc_started(roc);

				new_dur = roc->duration -
					  jiffies_to_msecs(tmp->hw_start_time +
							   msecs_to_jiffies(
								tmp->duration) -
							   j);

				if (new_dur > 0) {
					/* add right after tmp */
					list_add(&roc->list, &tmp->list);
				} else {
					list_add_tail(&roc->list,
						      &tmp->dependents);
				}
				queued = true;
			}
		} else if (del_timer_sync(&tmp->work.timer)) {
			unsigned long new_end;

			/*
			 * In the software ROC case, cancel the timer, if
			 * that fails then the finish work is already
			 * queued/pending and thus we queue the new ROC
			 * normally, if that succeeds then we can extend
			 * the timer duration and TX the frame (if any.)
			 */

			list_add_tail(&roc->list, &tmp->dependents);
			queued = true;

			new_end = jiffies + msecs_to_jiffies(roc->duration);

			/* ok, it was started & we canceled timer */
			if (time_after(new_end, tmp->work.timer.expires))
				mod_timer(&tmp->work.timer, new_end);
			else
				add_timer(&tmp->work.timer);

			mac80211_handle_roc_started(roc);
		}
		break;
	}

 out_queue:
	if (!queued)
		list_add_tail(&roc->list, &local->roc_list);

	/*
	 * cookie is either the roc cookie (for normal roc)
	 * or the SKB (for mgmt TX)
	 */
	if (!txskb) {
		/* local->mtx protects this */
		local->roc_cookie_counter++;
		roc->cookie = local->roc_cookie_counter;
		/* wow, you wrapped 64 bits ... more likely a bug */
		if (WARN_ON(roc->cookie == 0)) {
			roc->cookie = 1;
			local->roc_cookie_counter++;
		}
		*cookie = roc->cookie;
	} else {
		*cookie = (unsigned long)txskb;
	}

	return 0;
}

/*
static int ieee80211_remain_on_channel(struct wiphy *wiphy,
				       struct net_device *dev,
				       struct ieee80211_channel *chan,
				       enum nl80211_channel_type channel_type,
				       unsigned int duration,
				       u64 *cookie)
*/
static int ieee80211_remain_on_channel(struct wiphy *wiphy,
				       struct wireless_dev *wdev,
				       struct ieee80211_channel *chan,
				       unsigned int duration,
				       u64 *cookie)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
	struct ieee80211_local *local = sdata->local;
		int ret;

		mutex_lock(&local->mtx);
	ret = ieee80211_start_roc_work(local, sdata->dev, sdata, chan,
				       duration, cookie, NULL);
		mutex_unlock(&local->mtx);

		return ret;
	}

static int ieee80211_cancel_roc(struct ieee80211_local *local,
				u64 cookie, bool mgmt_tx)
{
	struct ieee80211_roc_work *roc, *tmp, *found = NULL;
	int ret;

	mutex_lock(&local->mtx);
	list_for_each_entry_safe(roc, tmp, &local->roc_list, list) {
		struct ieee80211_roc_work *dep, *tmp2;

		list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
			if (!mgmt_tx && dep->cookie != cookie)
				continue;
			else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
				continue;
			/* found dependent item -- just remove it */
			list_del(&dep->list);
			mutex_unlock(&local->mtx);

			mac80211_roc_notify_destroy(dep);
			return 0;
}

		if (!mgmt_tx && roc->cookie != cookie)
			continue;
		else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
			continue;

		found = roc;
		break;
	}

	if (!found) {
		mutex_unlock(&local->mtx);
		return -ENOENT;
	}

	/*
	 * We found the item to cancel, so do that. Note that it
	 * may have dependents, which we also cancel (and send
	 * the expired signal for.) Not doing so would be quite
	 * tricky here, but we may need to fix it later.
	 */

	if (local->ops->remain_on_channel) {
		if (found->started) {
	ret = drv_cancel_remain_on_channel(local);
			if (WARN_ON_ONCE(ret)) {
				mutex_unlock(&local->mtx);
		return ret;
			}
			local->hw_roc_channel = NULL;
		}

		list_del(&found->list);

		if (found->started)
			mac80211_start_next_roc(local);
		mutex_unlock(&local->mtx);

		mac80211_roc_notify_destroy(found);
	} else {
		/* work may be pending so use it all the time */
		found->abort = true;
		mac80211_queue_delayed_work(&local->hw, &found->work, 0);

		mutex_unlock(&local->mtx);

		/* work will clean up etc */
		flush_delayed_work(&found->work);
	}

	return 0;
}
static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
					      struct wireless_dev *wdev,
					      u64 cookie)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
	struct ieee80211_local *local = sdata->local;

	return ieee80211_cancel_roc(local, cookie, false);
}

#if 0
static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
					      struct net_device *dev,
					      u64 cookie)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = sdata->local;

	return ieee80211_cancel_roc(local, cookie, false);
}
#endif

/*
static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev,
			     struct ieee80211_channel *chan, bool offchan,
			     enum nl80211_channel_type channel_type,
			     bool channel_type_valid, unsigned int wait,
			     const u8 *buf, size_t len, bool no_cck,
			     bool dont_wait_for_ack, u64 *cookie)
*/
static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
					 struct cfg80211_mgmt_tx_params *params,
					 u64 *cookie)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
	struct ieee80211_local *local = sdata->local;
	struct ieee80211_channel_state *chan_state = ieee80211_get_channel_state(local, sdata);
	struct sk_buff *skb;
	struct sta_info *sta;
	/* struct ieee80211_work *wk; */
	const struct ieee80211_mgmt *mgmt = (void *)(params->buf);
	u32 flags;
	/*
	u32 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
			IEEE80211_TX_CTL_REQ_TX_STATUS;
	*/
	bool is_offchan = false;
	int ret;
	unsigned long j, rem = 0;
	struct ieee80211_roc_work *roc = NULL;
	if (params->dont_wait_for_ack)
		flags = IEEE80211_TX_CTL_NO_ACK;
	else
		flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
			IEEE80211_TX_CTL_REQ_TX_STATUS;

	/* Check that we are on the requested channel for transmission */
	if (params->chan != chan_state->tmp_channel &&
		params->chan != chan_state->oper_channel)
		is_offchan = true;

    /*
	if (channel_type_valid &&
		(channel_type != chan_state->tmp_channel_type &&
		 channel_type != chan_state->_oper_channel_type))
		 is_offchan = true;
	*/

	if (params->chan == local->hw_roc_channel) {
		/* TODO: check channel type? */
		is_offchan = false;
		flags |= IEEE80211_TX_CTL_TX_OFFCHAN;
	}

	if (params->no_cck)
		flags |= IEEE80211_TX_CTL_NO_CCK_RATE;

	if (is_offchan && !params->offchan)
		return -EBUSY;

	switch (sdata->vif.type) {
	case NL80211_IFTYPE_ADHOC:
	case NL80211_IFTYPE_AP:
	case NL80211_IFTYPE_AP_VLAN:
	case NL80211_IFTYPE_P2P_GO:
	case NL80211_IFTYPE_MESH_POINT:
		if (!ieee80211_is_action(mgmt->frame_control) ||
		    mgmt->u.action.category == WLAN_CATEGORY_PUBLIC)
			break;
		rcu_read_lock();
		sta = xrmac_sta_info_get(sdata, mgmt->da);
		rcu_read_unlock();
		if (!sta)
			return -ENOLINK;
		break;
	case NL80211_IFTYPE_STATION:
	case NL80211_IFTYPE_P2P_CLIENT:
	case NL80211_IFTYPE_P2P_DEVICE:
		break;
	default:
		return -EOPNOTSUPP;
	}

	skb = dev_alloc_skb(local->hw.extra_tx_headroom + params->len);
	if (!skb) {
		return -ENOMEM;
	}
	skb_reserve(skb, local->hw.extra_tx_headroom);

	memcpy(skb_put(skb, params->len), params->buf, params->len);

	IEEE80211_SKB_CB(skb)->flags = flags;

	if (flags & IEEE80211_TX_CTL_TX_OFFCHAN)
		IEEE80211_SKB_CB(skb)->hw_queue =
			local->hw.offchannel_tx_hw_queue;

	skb->dev = sdata->dev;

	mutex_lock(&local->mtx);
	/*
	 * Can transmit right away if the channel was the
	 * right one and there's no wait involved... If a
	 * wait is involved, we might otherwise not be on
	 * the right channel for long enough!
	 */
	if (!list_empty(&local->roc_list)) {
		roc = list_first_entry(&local->roc_list, struct ieee80211_roc_work,
						list);
		j = jiffies;
		if (roc->started)
			rem = jiffies_to_msecs(roc->hw_start_time + msecs_to_jiffies(roc->duration) - j);
	}
	/*if (!is_offchan && !wait && !sdata->vif.bss_conf.idle) {*/
	if (!is_offchan && !ieee80211_is_probe_resp(mgmt->frame_control) &&
			roc && roc->started && (rem < 20)) {
		is_offchan = true;
	}
	mutex_unlock(&local->mtx);

	if (!is_offchan) {
		*cookie = (unsigned long) skb;
		ieee80211_tx_skb(sdata, skb);
		return 0;
	}

	mutex_lock(&local->mtx);

	if (!params->wait)
		params->wait = 100;
	/* This will handle all kinds of coalescing and immediate TX */
	ret = ieee80211_start_roc_work(local, sdata->dev, sdata, params->chan,
					   params->wait, cookie, skb);
	if (ret)
		kfree_skb(skb);

	mutex_unlock(&local->mtx);

	return ret;
}

/*
static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
					struct net_device *dev,
					 u64 cookie)
*/
static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
					 struct wireless_dev *wdev,
					 u64 cookie)
{
	/*struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);*/
	struct ieee80211_local *local = wiphy_priv(wiphy);

	return ieee80211_cancel_roc(local, cookie, true);
}

static __maybe_unused void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
					  struct wireless_dev *wdev,
					  u16 frame_type, bool reg)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);

	if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
		return;

	if (reg)
		sdata->req_filt_flags |= FIF_PROBE_REQ;
	else
		sdata->req_filt_flags &= ~FIF_PROBE_REQ;

	mac80211_queue_work(&local->hw, &sdata->reconfig_filter);
}

static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	if (local->started)
		return -EOPNOTSUPP;

	return drv_set_antenna(local, tx_ant, rx_ant);
}

static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	return drv_get_antenna(local, tx_ant, rx_ant);
}


/* linux4.4 delete interface ieee80211_set_ringparam and ieee80211_get_ringparam */
/*
static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	return drv_set_ringparam(local, tx, rx);
}

static void ieee80211_get_ringparam(struct wiphy *wiphy,
				    u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);

	drv_get_ringparam(local, tx, tx_max, rx, rx_max);
}
*/

#ifdef CONFIG_XRADIO_TESTMODE
static int ieee80211_set_acm_up(struct wiphy *wiphy,
				struct net_device *net_dev,
				u8 enable_up, u8 update_up)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(net_dev);
	struct ieee80211_local *local = sdata->local;
	unsigned int access_category = 0;
	switch (update_up) {
	case 1:
	case 2:
		access_category |= BIT(1) | BIT(2); /* BK/- */
		break;
	case 4:
	case 5:
		access_category |= BIT(4) | BIT(5); /* CL/VI */
		break;
	case 6:
	case 7:
		access_category |= BIT(6) | BIT(7); /* VO/NC */
		break;
	default:
		access_category |= BIT(0) | BIT(3); /* BE/EE */
		break;
	}

	if (enable_up == 1)
		local->wmm_admitted_ups |= access_category;
	else
		local->wmm_admitted_ups &= ~access_category;

	return 0;
}
#endif /*CONFIG_XRADIO_TESTMODE*/
static int ieee80211_set_rekey_data(struct wiphy *wiphy,
				    struct net_device *dev,
				    struct cfg80211_gtk_rekey_data *data)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (!local->ops->set_rekey_data)
		return -EOPNOTSUPP;

	drv_set_rekey_data(local, sdata, data);

	return 0;
}

static void ieee80211_tdls_add_ext_capab(struct sk_buff *skb)
{
	u8 *pos = (void *)skb_put(skb, 7);

	*pos++ = WLAN_EID_EXT_CAPABILITY;
	*pos++ = 5; /* len */
	*pos++ = 0x0;
	*pos++ = 0x0;
	*pos++ = 0x0;
	*pos++ = 0x0;
	*pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED;
}

static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
{
	struct ieee80211_local *local = sdata->local;
	struct ieee80211_channel_state *chan_state = ieee80211_get_channel_state(local, sdata);
	u16 capab;

	capab = 0;
	if (chan_state->oper_channel->band != NL80211_BAND_2GHZ)
		return capab;

	if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE))
		capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME;
	if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE))
		capab |= WLAN_CAPABILITY_SHORT_PREAMBLE;

	return capab;
}

static void ieee80211_tdls_add_link_ie(struct sk_buff *skb, const u8 *src_addr,
				       const u8 *peer, u8 *bssid)
{
	struct ieee80211_tdls_lnkie *lnkid;

	lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie));

	lnkid->ie_type = WLAN_EID_LINK_ID;
	lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2;

	memcpy(lnkid->bssid, bssid, ETH_ALEN);
	memcpy(lnkid->init_sta, src_addr, ETH_ALEN);
	memcpy(lnkid->resp_sta, peer, ETH_ALEN);
}

static int
ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
			       const u8 *peer, u8 action_code, u8 dialog_token,
			       u16 status_code, struct sk_buff *skb)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_tdls_data *tf;

	tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u));

	memcpy(tf->da, peer, ETH_ALEN);
	memcpy(tf->sa, sdata->vif.addr, ETH_ALEN);
	tf->ether_type = cpu_to_be16(ETH_P_TDLS);
	tf->payload_type = WLAN_TDLS_SNAP_RFTYPE;

	switch (action_code) {
	case WLAN_TDLS_SETUP_REQUEST:
		tf->category = WLAN_CATEGORY_TDLS;
		tf->action_code = WLAN_TDLS_SETUP_REQUEST;

		skb_put(skb, sizeof(tf->u.setup_req));
		tf->u.setup_req.dialog_token = dialog_token;
		tf->u.setup_req.capability =
			cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));

		mac80211_add_srates_ie(&sdata->vif, skb);
		mac80211_add_ext_srates_ie(&sdata->vif, skb);
		ieee80211_tdls_add_ext_capab(skb);
		break;
	case WLAN_TDLS_SETUP_RESPONSE:
		tf->category = WLAN_CATEGORY_TDLS;
		tf->action_code = WLAN_TDLS_SETUP_RESPONSE;

		skb_put(skb, sizeof(tf->u.setup_resp));
		tf->u.setup_resp.status_code = cpu_to_le16(status_code);
		tf->u.setup_resp.dialog_token = dialog_token;
		tf->u.setup_resp.capability =
			cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));

		mac80211_add_srates_ie(&sdata->vif, skb);
		mac80211_add_ext_srates_ie(&sdata->vif, skb);
		ieee80211_tdls_add_ext_capab(skb);
		break;
	case WLAN_TDLS_SETUP_CONFIRM:
		tf->category = WLAN_CATEGORY_TDLS;
		tf->action_code = WLAN_TDLS_SETUP_CONFIRM;

		skb_put(skb, sizeof(tf->u.setup_cfm));
		tf->u.setup_cfm.status_code = cpu_to_le16(status_code);
		tf->u.setup_cfm.dialog_token = dialog_token;
		break;
	case WLAN_TDLS_TEARDOWN:
		tf->category = WLAN_CATEGORY_TDLS;
		tf->action_code = WLAN_TDLS_TEARDOWN;

		skb_put(skb, sizeof(tf->u.teardown));
		tf->u.teardown.reason_code = cpu_to_le16(status_code);
		break;
	case WLAN_TDLS_DISCOVERY_REQUEST:
		tf->category = WLAN_CATEGORY_TDLS;
		tf->action_code = WLAN_TDLS_DISCOVERY_REQUEST;

		skb_put(skb, sizeof(tf->u.discover_req));
		tf->u.discover_req.dialog_token = dialog_token;
		break;
	default:
		return -EINVAL;
	}

	return 0;
}

static int
ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
			   const u8 *peer, u8 action_code, u8 dialog_token,
			   u16 status_code, struct sk_buff *skb)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_mgmt *mgmt;

	mgmt = (void *)skb_put(skb, 24);
	memset(mgmt, 0, 24);
	memcpy(mgmt->da, peer, ETH_ALEN);
	memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
	memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);

	mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
					  IEEE80211_STYPE_ACTION);

	switch (action_code) {
	case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
		skb_put(skb, 1 + sizeof(mgmt->u.action.u.tdls_discover_resp));
		mgmt->u.action.category = WLAN_CATEGORY_PUBLIC;
		mgmt->u.action.u.tdls_discover_resp.action_code =
			WLAN_PUB_ACTION_TDLS_DISCOVER_RES;
		mgmt->u.action.u.tdls_discover_resp.dialog_token =
			dialog_token;
		mgmt->u.action.u.tdls_discover_resp.capability =
			cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));

		mac80211_add_srates_ie(&sdata->vif, skb);
		mac80211_add_ext_srates_ie(&sdata->vif, skb);
		ieee80211_tdls_add_ext_capab(skb);
		break;
	default:
		return -EINVAL;
	}

	return 0;
}

int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
			const u8 *peer, u8 action_code, u8 dialog_token,
			u16 status_code, u32 peer_capability,
			bool initiator, const u8 *extra_ies,
			size_t extra_ies_len)
{
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	struct ieee80211_local *local = sdata->local;
	struct ieee80211_tx_info *info;
	struct sk_buff *skb = NULL;
	bool send_direct;
	int ret;

	if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
		return -ENOTSUPP;

	/* make sure we are in managed mode, and associated */
	if (sdata->vif.type != NL80211_IFTYPE_STATION ||
	    !sdata->u.mgd.associated)
		return -EINVAL;

#ifdef CONFIG_XRMAC_VERBOSE_TDLS_DEBUG
	printk(KERN_DEBUG "TDLS mgmt action %d peer %pM\n", action_code, peer);
#endif

	skb = dev_alloc_skb(local->hw.extra_tx_headroom +
			    max(sizeof(struct ieee80211_mgmt),
				sizeof(struct ieee80211_tdls_data)) +
			    50 + /* supported rates */
			    7 + /* ext capab */
			    extra_ies_len +
			    sizeof(struct ieee80211_tdls_lnkie));
	if (!skb)
		return -ENOMEM;

	info = IEEE80211_SKB_CB(skb);
	skb_reserve(skb, local->hw.extra_tx_headroom);

	switch (action_code) {
	case WLAN_TDLS_SETUP_REQUEST:
	case WLAN_TDLS_SETUP_RESPONSE:
	case WLAN_TDLS_SETUP_CONFIRM:
	case WLAN_TDLS_TEARDOWN:
	case WLAN_TDLS_DISCOVERY_REQUEST:
		ret = ieee80211_prep_tdls_encap_data(wiphy, dev, peer,
						     action_code, dialog_token,
						     status_code, skb);
		send_direct = false;
		break;
	case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
		ret = ieee80211_prep_tdls_direct(wiphy, dev, peer, action_code,
						 dialog_token, status_code,
						 skb);
		send_direct = true;
		break;
	default:
		ret = -ENOTSUPP;
		break;
	}

	if (ret < 0)
		goto fail;

	if (extra_ies_len)
		memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len);

	/* the TDLS link IE is always added last */
	switch (action_code) {
	case WLAN_TDLS_SETUP_REQUEST:
	case WLAN_TDLS_SETUP_CONFIRM:
	case WLAN_TDLS_TEARDOWN:
	case WLAN_TDLS_DISCOVERY_REQUEST:
		/* we are the initiator */
		ieee80211_tdls_add_link_ie(skb, sdata->vif.addr, peer,
					   sdata->u.mgd.bssid);
		break;
	case WLAN_TDLS_SETUP_RESPONSE:
	case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
		/* we are the responder */
		ieee80211_tdls_add_link_ie(skb, peer, sdata->vif.addr,
					   sdata->u.mgd.bssid);
		break;
	default:
		ret = -ENOTSUPP;
		goto fail;
	}

	if (send_direct) {
		ieee80211_tx_skb(sdata, skb);
		return 0;
	}

	/*
	 * According to 802.11z: Setup req/resp are sent in AC_BK, otherwise
	 * we should default to AC_VI.
	 */
	switch (action_code) {
	case WLAN_TDLS_SETUP_REQUEST:
	case WLAN_TDLS_SETUP_RESPONSE:
		skb_set_queue_mapping(skb, IEEE80211_AC_BK);
		skb->priority = 2;
		break;
	default:
		skb_set_queue_mapping(skb, IEEE80211_AC_VI);
		skb->priority = 5;
		break;
	}

	/* disable bottom halves when entering the Tx path */
	local_bh_disable();
	ret = mac80211_subif_start_xmit(skb, dev);
	local_bh_enable();

	return ret;

fail:
	dev_kfree_skb(skb);
	return ret;
}

static int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
			       const u8 *peer, enum nl80211_tdls_operation oper)
{
	struct sta_info *sta;
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS))
		return -ENOTSUPP;

	if (sdata->vif.type != NL80211_IFTYPE_STATION)
		return -EINVAL;

#ifdef CONFIG_XRMAC_VERBOSE_TDLS_DEBUG
	printk(KERN_DEBUG "TDLS oper %d peer %pM\n", oper, peer);
#endif

	switch (oper) {
	case NL80211_TDLS_ENABLE_LINK:
		rcu_read_lock();
		sta = xrmac_sta_info_get(sdata, peer);
		if (!sta) {
			rcu_read_unlock();
			return -ENOLINK;
		}

		set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH);
		rcu_read_unlock();
		break;
	case NL80211_TDLS_DISABLE_LINK:
		return xrmac_sta_info_destroy_addr(sdata, peer);
	case NL80211_TDLS_TEARDOWN:
	case NL80211_TDLS_SETUP:
	case NL80211_TDLS_DISCOVERY_REQ:
		/* We don't support in-driver setup/teardown/discovery */
		return -ENOTSUPP;
	default:
		return -ENOTSUPP;
	}

	return 0;
}

#if 0
static int ieee80211_set_data_filter(struct wiphy *wiphy,
				      struct net_device *dev,
				      void *data, int len)
{
	struct ieee80211_local *local = wiphy_priv(wiphy);
	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
	drv_set_data_filter(local, sdata, data, len);
	return 0;
}
#endif

struct cfg80211_ops xrmac_config_ops = {
	.add_virtual_intf = ieee80211_add_iface,
	.del_virtual_intf = ieee80211_del_iface,
	.change_virtual_intf = ieee80211_change_iface,
	.start_p2p_device = ieee80211_start_p2p_device,
	.stop_p2p_device = ieee80211_stop_p2p_device,
	.add_key = ieee80211_add_key,
	.del_key = ieee80211_del_key,
	.get_key = ieee80211_get_key,
	.set_default_key = ieee80211_config_default_key,
	.set_default_mgmt_key = ieee80211_config_default_mgmt_key,
	.start_ap = ieee80211_start_ap,
	.change_beacon = ieee80211_change_beacon,
	.stop_ap = ieee80211_stop_ap,
	.add_station = ieee80211_add_station,
	.del_station = ieee80211_del_station,
	.change_station = ieee80211_change_station,
	.get_station = ieee80211_get_station,
	.dump_station = ieee80211_dump_station,
	.dump_survey = ieee80211_dump_survey,
#ifdef CONFIG_XRMAC_MESH
	.add_mpath = ieee80211_add_mpath,
	.del_mpath = ieee80211_del_mpath,
	.change_mpath = ieee80211_change_mpath,
	.get_mpath = ieee80211_get_mpath,
	.dump_mpath = ieee80211_dump_mpath,
	.update_mesh_config = ieee80211_update_mesh_config,
	.get_mesh_config = ieee80211_get_mesh_config,
	.join_mesh = ieee80211_join_mesh,
	.leave_mesh = ieee80211_leave_mesh,
#endif
	.change_bss = ieee80211_change_bss,
	.set_txq_params = ieee80211_set_txq_params,
	.set_monitor_channel = ieee80211_set_monitor_channel,
	/*.set_channel = ieee80211_set_channel, */
	.suspend = ieee80211_suspend,
	.resume = ieee80211_resume,
	.scan = ieee80211_scan,
	.sched_scan_start = ieee80211_sched_scan_start,
	.sched_scan_stop = ieee80211_sched_scan_stop,
	.auth = ieee80211_auth,
	.assoc = ieee80211_assoc,
	.deauth = ieee80211_deauth,
	.disassoc = ieee80211_disassoc,
	.join_ibss = ieee80211_join_ibss,
	.leave_ibss = ieee80211_leave_ibss,
	.set_wiphy_params = ieee80211_set_wiphy_params,
	.set_tx_power = ieee80211_set_tx_power,
	.get_tx_power = ieee80211_get_tx_power,
#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
	.set_wds_peer = ieee80211_set_wds_peer,
#endif
	.rfkill_poll = ieee80211_rfkill_poll,
	CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
	CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump)
	.set_power_mgmt = ieee80211_set_power_mgmt,
	.set_bitrate_mask = ieee80211_set_bitrate_mask,
	.remain_on_channel = ieee80211_remain_on_channel,
	.cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
	.mgmt_tx = ieee80211_mgmt_tx,
	.mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
	.set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
	/*
	.set_cqm_beacon_miss_config = ieee80211_set_cqm_beacon_miss_config,
	.set_cqm_tx_fail_config = ieee80211_set_cqm_tx_fail_config,
	*/
#if LINUX_VERSION_CODE <= KERNEL_VERSION(5, 8, 0)
	.mgmt_frame_register = ieee80211_mgmt_frame_register,
#endif
	.set_antenna = ieee80211_set_antenna,
	.get_antenna = ieee80211_get_antenna,
	.set_rekey_data = ieee80211_set_rekey_data,
	.tdls_oper = ieee80211_tdls_oper,
	.tdls_mgmt = ieee80211_tdls_mgmt,
	/*
	.set_p2p_power_mgmt = ieee80211_set_p2p_power_mgmt,
	.set_data_filter = ieee80211_set_data_filter,
#ifdef CONFIG_XRADIO_TESTMODE
	.update_acm_up = ieee80211_set_acm_up,
#endif  *//*CONFIG_XRADIO_TESTMODE*/
};
